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52881359 = 72477297
BaseRepresentation
bin1100100110111…
…0011111001111
310200111122120212
43021232133033
5102014200414
65125233035
71211325026
oct311563717
9120448525
1052881359
1127939603
121586277b
13ac56a5b
1470478bd
15499883e
hex326e7cf

52881359 has 4 divisors (see below), whose sum is σ = 52895904. Its totient is φ = 52866816.

The previous prime is 52881343. The next prime is 52881371. The reversal of 52881359 is 95318825.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 52881359 - 24 = 52881343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52881259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3599 + ... + 10895.

It is an arithmetic number, because the mean of its divisors is an integer number (13223976).

Almost surely, 252881359 is an apocalyptic number.

52881359 is a deficient number, since it is larger than the sum of its proper divisors (14545).

52881359 is an equidigital number, since it uses as much as digits as its factorization.

52881359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14544.

The product of its digits is 86400, while the sum is 41.

The square root of 52881359 is about 7271.9570268257. The cubic root of 52881359 is about 375.3480833199.

The spelling of 52881359 in words is "fifty-two million, eight hundred eighty-one thousand, three hundred fifty-nine".

Divisors: 1 7247 7297 52881359